test262/test/built-ins/Object/defineProperties/15.2.3.7-6-a-263.js

28 lines
788 B
JavaScript

// Copyright (c) 2012 Ecma International. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es5id: 15.2.3.7-6-a-263
description: >
Object.defineProperties - 'O' is an Array, 'P' is an array index
named property, test the length property of 'O' is not changed if
ToUint32('P') is less than value of the length property in 'O'
(15.4.5.1 step 4.e)
includes: [runTestCase.js]
---*/
function testcase() {
var arr = [];
arr.length = 3; // default value of length: writable: true, configurable: false, enumerable: false
Object.defineProperties(arr, {
"1": {
value: 26
}
});
return arr.length === 3 && arr[1] === 26;
}
runTestCase(testcase);